Radio C1

WARNING: This page is about a different car, the 2007 Buick Lucerne. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Radio C1 Connector End View

Courtesy of GENERAL MOTORS CORP.

Radio C1 Connector & Terminal Parts Information

Connector Part Information

OEM: 7283-4490-30
Service: See Catalog
Description: 14-Way F (BK)

Terminal Part Information

Pins: 1, 8
Terminal/Tray: 12191812/19
Core/Insulation Crimp: C/A
Release Tool/Test Probe: 15315247/J-35616-2A (GY)

Pins: 2, 3, 4, 4, 5, 5, 6, 7, 9, 10, 11, 13, 14
Terminal/Tray: 7116-4618-02/14
Core/Insulation Crimp: P/P
Release Tool/Test Probe: J-38125-215/J-35616-64B (L-BU)

Radio C1 Terminal Identification

Pin	Wire Color	Circuit No.	Function
1	RD/WH	2040	Battery Positive Voltage
2	TN	511	Left Front Low Level Audio Signal
3	L-GN/WH	512	Right Front Low Level Audio Signal
4	GY/WH	655	Navigation Voice Signal (w/o UE1)
4	GY/BK	7043	Voice Recognition Audio Signal (U3U)
5	BK	1489	Drain Wire (w/o UE1)
5	PK/BK	7044	Voice Recognition Audio Low Reference (U3U)
6	PK	5165	Antenna 14-Volt Switched Supply Voltage
7	YE	1491	Backlight Lamp Control
8	BK	550	Ground
9	D-GN/RD	1947	Left Front Low Level Audio (-)
10	L-GN	1948	Right Front Low Level Audio (-)
11	BK/WH	1573	Front Audio Drain Wire
12	-	-	Not Used
13	D-GN	5060	Low Speed GMLAN Serial Data
14	D-GN	5060	Low Speed GMLAN Serial Data